Jimmy questions his ability as a writer but finally zeroes in on his next project. Meanwhile, Gretchen and Lindsay discover all they do is talk about men and set out to change the status-quo. Edgar gets close to his improv teacher, Dorothy.

Jimmy discovers Gretchen's been sneaking out of the house at night and suspects she's having an affair. Lindsay's life spirals as she discovers she doesn't know how to live on her own. Edgar takes Dorothy out on a date.

The group tries to get rid of a mouse in Jimmy's house; Gretchen finally opens up to Jimmy.

Jimmy tries to stealthily help Gretchen with her depression by planning a Halloween-themed Sunday Funday.

Jimmy and Gretchen adjust to life after saying I love you. Edgar and Dorothy have sexual problems. Lindsay and Paul start a new hobby.

Gretchen starts therapy; Jimmy's confidence wavers; Lindsay neglects a bedridden Paul.

Everyone comes together to break some big news to Jimmy.

The gang embark on a very special Sunday Funday.

Vernon and Paul take a road trip.

Jimmy builds a tree house. Gretchen accompanies Lindsay during a potentially emotional event. Edgar's professional life flourishes to Dorothy's dismay.

At a wedding together for the first time since the day they met, Jimmy and Gretchen's tensions come to a head. Edgar's relationship is jeopardized by his newfound success. Lindsay is forced to come clean to Paul.

The three couples engage in day-long fights.

Jimmy and Gretchen investigate a murder site. Lindsay sees a new side of Paul. Edgar makes a sacrifice with unforeseen consequences.